Sources close to the event told MMAjunkie.com (www.mmajunkie.com) at least one fighter has agreed to the matchup, which MMAFighting.com first reported.

A date and location have not been confirmed for the show, which will air on Showtime and Showtime Extreme.

After submission wins over the likes of light heavyweights Kevin Randleman and Trevor Prangley, Gracie suffered his first pro-MMA loss to Muhammed “King Mo” Lawal back in September. Gracie decided to drop a weight class after the knockout loss. The world-chamion grappler and Brazilian jiu-jitsu black belt recently had mentioned a desire to fight in the UFC, though UFC president Dana White denied a subsequent rumored move.

Jardine gets a third shot at a first Strikeforce win. The longtime UFC fighter joined Strikeforce a year ago after a pair of wins over Francisco France and Aron Lofton in regional competition. After fighting Strikeforce’s Gegard Mousasi to a majority draw in a late-replacement booking, he dropped to middleweight but suffered a TKO loss to champion Luke Rockhold in the headliner of January’s “Strikeforce: Rockhold vs. Jardine” event.

Although no other fights have been announced, the July Strikeforce event could also include Nate Marquardt (31-10-2 MMA, 0-0 SF) vs. Tyron Woodley (10-0 MMA, 8-0 SF) for the vacant Strikeforce welterweight title.

UFC women’s bantamweight champion Ronda Rousey is probably the greatest female fighter on the planet, which is a tremendous feat. So why are we seemingly so obsessed with arguing about whether she could beat up men?